Finding the Fourth Proportional to 328,323.74, 492,448.68 and 88,455.36
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Solution
The fourth proportional to 328,323.74, 492,448.68 and 88,455.36 is: 132,673.09
Step by Step Solution
- Step 1: Write the proportion equation
328,323.74 : 492,448.68 = 88,455.36 : x - Step 2: Convert to fraction form
328,323.74/492,448.68 = 88,455.36/x - Step 3: Cross multiply
328,323.74x = 492,448.68 × 88,455.36 - Step 4: Simplify right side
328,323.74x = 43,559,725,270.92 - Step 5: Solve for x
x = 43,559,725,270.92/328,323.74 - Step 6: Final answer
x = 132,673.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.